Cylinder Head Inspection
WARNING:
Do not use a pointed instrument to avoid
damaging or scatching:
Spark plug hole threading
Valve seats
Check and eventually eliminate carbon deposits in the
combustion
chamber with a rounded-off scraper.
If the surface is damaged or scratched, change the
element. Check the distortion of the cylinder head as
indicated in the figure. If is is outside the specific value,
rectify the head.
VALUE LIMIT
HEAD DISTORTION
max. distortion = 0.2 mm
Mounting Cylinder Head
NOTE:
Always use new gaskets. Clean and degrease the
head surface and the cylinders.
ver.2009_03
Page 48/215